246 monsters in this familia.
| Name | Type | Size | CR | Source |
|---|---|---|---|---|
| Hooden Horse | Undead | Medium | 6 | Tome of Beasts 2 |
| Horde of Shadows | Undead | Large | 4 | Level Up Advanced 5e Monstrous Menagerie |
| Imperial Ghoul | Undead | Medium | 4 | Tome of Beasts 2023 |
| Incarnate Gloom | Undead | Gargantuan | 13 | Tome of Beasts 2 |
| Iron Ghoul | Undead | Medium | 5 | Tome of Beasts 2023 |
| Jiangshi | Undead | Medium | 6 | Creature Codex |
| Külmking | Undead | Large | 9 | Creature Codex |
| Lacedon | Undead | Medium | 1 | Level Up Advanced 5e Monstrous Menagerie |
| Lady in White | Undead | Medium | 2 | Creature Codex |
| Lakescourge Lotus | Undead | Medium | 5 | Tome of Beasts 3 |
| Lich | Undead | Medium | 21 | 5e Core Rules |
| Lich | Undead | Medium | 21 | Black Flag SRD |
| Lich | Undead | Medium | 21 | Level Up Advanced 5e Monstrous Menagerie |
| Lich Hound | Undead | Medium | 4 | Tome of Beasts 2023 |
| Lich Hound | Undead | Medium | 4 | Tome of Beasts |
| Lord Zombie | Undead | Medium | 5 | Creature Codex |
| Lost Minotaur | Undead | Large | 8 | Creature Codex |
| Mallqui | Undead | Medium | 8 | Tome of Beasts 2023 |
| Mallqui | Undead | Medium | 8 | Tome of Beasts |
| Mari Lwyd | Undead | Large | 4 | Tome of Beasts 2 |
| Marsh Dire | Undead | Medium | 8 | Tome of Beasts 2 |
| Mask Wight | Undead | Medium | 13 | Tome of Beasts |
| Mask Wight | Undead | Medium | 13 | Tome of Beasts 2023 |
| Mavka | Undead | Medium | 12 | Tome of Beasts |
| Mavka | Undead | Medium | 12 | Tome of Beasts 2023 |
| Minotaur Skeleton | Undead | Large | 2 | 5e Core Rules |
| Minotaur Skeleton | Undead | Large | 2 | Black Flag SRD |
| Mold Zombie | Undead | Medium | 3 | Creature Codex |
| Monarch Skeleton | Undead | Medium | 9 | Creature Codex |
| Mummy | Undead | Medium | 3 | Black Flag SRD |
| Mummy | Undead | Medium | 3 | 5e Core Rules |
| Mummy | Undead | Medium | 3 | Level Up Advanced 5e Monstrous Menagerie |
| Mummy Lord | Undead | Medium | 15 | Level Up Advanced 5e Monstrous Menagerie |
| Mummy Lord | Undead | Medium | 15 | Black Flag SRD |
| Mummy Lord | Undead | Medium | 15 | 5e Core Rules |
| Mummy, Peat | Undead | Medium | 5 | Tome of Beasts 3 |
| Myling | Undead | Small | 2 | Tome of Beasts |
| Myling | Undead | Small | 2 | Tome of Beasts 2023 |
| Nachzehrer | Undead | Medium | 8 | Creature Codex |
| Necrohydra | Undead | Huge | 9 | Tome of Beasts 2023 |
| Necrophage Ghast | Undead | Medium | 4 | Creature Codex |
| Necrotech Bonecage Constrictor | Undead | Huge | 9 | Tome of Beasts 3 |
| Necrotech Reaver | Undead | Huge | 6 | Tome of Beasts 3 |
| Necrotech Thunderer | Undead | Huge | 8 | Tome of Beasts 3 |
| Nihileth | Undead | Large | 13 | Tome of Beasts 2023 |
| Nihilethic Dominator | Undead | Large | 5 | Tome of Beasts 2023 |
| Nihilethic Zombie | Undead | Medium | 1 | Tome of Beasts |
| Nihilethic Zombie | Undead | Medium | 1 | Tome of Beasts 2023 |